Address Translation: Make SE mode use an actual TLB/MMU for translation like FS.

--HG--
extra : convert_revision : a04a30df0b6246e877a1cea35420dbac94b506b1

1 files changed, 66 insertions, 0 deletions

diff --git a/src/sim/tlb.hh b/src/sim/tlb.hh
new file mode 100644
index 000000000..8e291ecc9
--- /dev/null
+++ b/src/sim/tlb.hh
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2006 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ */
+
+#ifndef __SIM_TLB_HH__
+#define __SIM_TLB_HH__
+
+#include "mem/request.hh"
+#include "sim/sim_object.hh"
+#include "sim/faults.hh"
+
+class ThreadContext;
+class Packet;
+
+class GenericTLB : public SimObject
+{
+  public:
+    GenericTLB(const std::string &name) : SimObject(name)
+    {}
+};
+
+class GenericITB : public GenericTLB
+{
+  public:
+    GenericITB(const std::string &name) : GenericTLB(name)
+    {}
+
+    Fault translate(RequestPtr &req, ThreadContext *tc);
+};
+
+class GenericDTB : public GenericTLB
+{
+  public:
+    GenericDTB(const std::string &name) : GenericTLB(name)
+    {}
+
+    Fault translate(RequestPtr &req, ThreadContext *tc, bool write);
+};
+
+#endif // __ARCH_SPARC_TLB_HH__